UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S0eAG+8X40ZhXvYiddLBYJ5+R0n3c0g9v+GUlMaAv68=' 
WHERE 
  key_id = '6c838905fa13a012fa1cf3643894fa18676c32c9610d3e866887810f74eec7d2' 
  AND (
    token = 'S0eAG+8X40ZhXvYiddLBYJ5+R0n3c0g9v+GUlMaAv68=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )